HELP CENTER

Is this Triply eSIM valid for our group's ferry trips to <strong>Dominica</strong>, <strong>Martinique</strong>, or <strong>Saint Lucia</strong>?

Updated April 22, 2026

This is a super important question for groups planning to island-hop! This particular Triply eSIM is valid for Guadeloupe and Martinique, as both are French territories and part of the EU. However, it will not work in Dominica or Saint Lucia, which are independent, non-EU countries. Your connection will drop when you enter their waters. For a seamless experience across multiple islands, we highly recommend checking our regional Caribbean eSIM plans, so your whole crew stays connected no matter where your adventure takes you.

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